We have many, some with generic names, so it's probably safer this way.

Update cmake -- remove previous system and use find instead (including find fftw from morse) -- export config for external reuse -- update README to give more information

old files can't be compiled, and new cmake config wants to compile
everything.
successfuly compiled library on my laptop, but installation fails.

the plan is to use the generic `CMakeLists_package.txt` for calling
`cmake` from within python scripts. Otherwise the python script would
write something like `CMakeLists.txt`, but with an executable instead of
a library.